<!doctype html>
<html>

	<head>
		<meta charset="UTF-8">
		<title></title>
		<meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
		<link href="css/mui.min.css" rel="stylesheet" />
		<style>
			html,
			body {
				height: 100%;
			}
			
			.mui-content {
				height: 100%;
				overflow: auto;
			}
			
			.red-point{
	          position: relative;
	        }
	
	        .red-point::before{
	          content: " ";
	          border: 5px solid #C9394A;/*设置红色*/
	          border-radius:5px;/*设置圆角*/
	          position: absolute;
	          z-index: 3000;
	          right: 0%;
	          margin-right: -10px;
	          margin-top: 0px;
	        }
		</style>
	</head>

	<body>

		<div class="mui-content">
			<ul class="mui-table-view" id="ul_friend_request_list" style="margin-bottom: 10px;">

			</ul>

			<ul id="ul_chatSnapshot" class="mui-table-view">
				<!--<li class="mui-table-view-cell mui-media">
					<div class="mui-slider-right mui-disabled">
						<a class="mui-btn mui-btn-red">删除</a>
					</div>
		            <div class="mui-slider-handle mui-media-body">
			            <img class="mui-media-object mui-pull-left" src="image/face-default-cat.png"/>
			            	<span class="red-point">慕课网</span>
			            <p class="mui-ellipsis">这里是聊天内容...</p>
		            </div>
			    </li>-->
				<!-- <li class="mui-table-view-cell mui-media">
		            <div class="mui-media-body">
			            <img class="mui-media-object mui-pull-left" src="image/face-default-cat.png"/>
			            	甲
			            <p class="mui-ellipsis">这里是聊天内容...</p>
		            </div>
			    </li>
			    <li class="mui-table-view-cell mui-media">
		            <div class="mui-media-body">
			            <img class="mui-media-object mui-pull-left" src="image/face-default-cat.png"/>
			            	乙
			            <p class="mui-ellipsis">这里是聊天内容...</p>
		            </div>
			    </li>
			    <li class="mui-table-view-cell mui-media">
		            <div class="mui-media-body">
			            <img class="mui-media-object mui-pull-left" src="image/face-default-cat.png"/>
			            	丙
			            <p class="mui-ellipsis">这里是聊天内容...</p>
		            </div>
			    </li>
			    <li class="mui-table-view-cell mui-media">
		            <div class="mui-media-body">
			            <img class="mui-media-object mui-pull-left" src="image/face-default-cat.png"/>
			            	丁
			            <p class="mui-ellipsis">这里是聊天内容...</p>
		            </div>
			    </li>-->
			</ul>
		</div>




		<script src="js/mui.min.js"></script>
		<script src="js/app.js"></script>
		<script type="text/javascript">
			mui.init()

			mui.plusReady(function() {

				// 获取用户全局对象
				var user = app.getUserGlobalInfo();

				// 加载好友请求记录
				var thisWebview = plus.webview.currentWebview();
				thisWebview.addEventListener("show", function() {
					loadingFriendRequests();
				});

				// 添加自定义事件，刷新好友请求，初始化websocket
				window.addEventListener("refresh", function() {
					loadingFriendRequests();
					CHAT.init();
				});
				//				CHAT.init();


				// 为聊天快照列表量绑定点击事件
				mui("#ul_chatSnapshot").on("tap", ".chat-with-friend", function(e) {
					var friendUserId = this.getAttribute("friendUserId");
					var friendNickname = this.getAttribute("friendNickname");
					var friendFaceImage = this.getAttribute("friendFaceImage");

					// 打开聊天子页面
					mui.openWindow({
						url: "chatting.html",
						id: "chatting-" + friendUserId, // 每个朋友的聊天页面都是唯一对应的
						extras: {
							friendUserId: friendUserId,
							friendNickname: friendNickname,
							friendFaceImage: friendFaceImage
						}
					});

					var me = app.getUserGlobalInfo();
					// 标记未读状态为已读
					app.readUserChatSnapshot(me.userId, friendUserId);
					// 渲染快照列表进行展示
					loadingChatSnapshot();
				});


				// 左滑删除聊天快照和记录
				mui("#ul_chatSnapshot").on("tap", "#link_delChatRecord", function(e) {
					var me = this; // a 标签

					// 获取朋友id
					var friendUserId = me.getAttribute("friendUserId");

					// 1. 删除本地聊天记录
					app.deleteUserChatHistory(user.userId, friendUserId);
					// 2. 删除本地聊天快照
					app.deleteUserChatSnapshot(user.userId, friendUserId);
					// 3. 移除当前用户操作的dom节点
					var li = me.parentNode.parentNode; // 获取li标签
					var ul_chatSnapshot = document.getElementById("ul_chatSnapshot");
					ul_chatSnapshot.removeChild(li); // 删除li标签
				});

			});

			// 构建聊天业务CHAT
			window.CHAT = {
				socket: null,
				init: function() {
					if (window.WebSocket) {

						// 如果当前的状态已经连接，那就不需要重复初始化websocket
						if (CHAT.socket != null &&
							CHAT.socket != undefined &&
							CHAT.socket.readyState == WebSocket.OPEN) {
							return false;
						}

						CHAT.socket = new WebSocket(app.nettyServerUrl);

						CHAT.socket.onopen = CHAT.wsopen,
						CHAT.socket.onclose = CHAT.wsclose,
						CHAT.socket.onerror = CHAT.wserror,
						CHAT.socket.onmessage = CHAT.wsmessage;
					} else {
						alert("手机设备过旧，请升级手机设备...");
					}
				},
				chat: function(msg) {

					// 如果当前websocket的状态是已打开，则直接发送， 否则重连
					if (CHAT.socket != null &&
						CHAT.socket != undefined &&
						CHAT.socket.readyState == WebSocket.OPEN) {
						CHAT.socket.send(msg);
					} else {
						// 重连websocket
						CHAT.init();
						setTimeout("CHAT.reChat('" + msg + "')", "1000");
					}
					// 渲染快照列表进行展示
					loadingChatSnapshot();
				},
				reChat: function(msg) {
					CHAT.socket.send(msg);
				},
				wsopen: function() {
					console.log("websocket连接已建立...");

					var me = app.getUserGlobalInfo();
					// 构建ChatMsg
					var chatMsg = new app.ChatMessage(me.userId, null, null, null);
					// 构建DataContent
					var dataContent = new app.DataContent(app.CONNECT, chatMsg, null);
					// 发送websocket
					CHAT.chat(JSON.stringify(dataContent));

					// 每次连接之后，获取用户的未读未签收消息列表
					fetchUnReadMsg();

					// 定时发送心跳
					setInterval("CHAT.keepalive()", 30000);
				},
				wsmessage: function(e) {
					console.log("接受到消息：" + e.data);

					// 转换DataContent为对象
					var dataContent = JSON.parse(e.data);
					var action = dataContent.action;
					if (action === app.PULL_FRIEND) {
						fetchContactList();
						return false;
					}

					// 如果不是重新拉取好友列表，则获取聊天消息模型，渲染接收到的聊天记录
					var chatMsg = dataContent.chatMessage;
					var msg = chatMsg.message;
					var friendUserId = chatMsg.senderId;
					var myId = chatMsg.receiverId;

					// // 调用聊天webview的receiveMsg方法
					// var chatWebview = plus.webview.getWebviewById("chatting-5e462c0bd2dec1d48c93d422");
					var chatWebview = plus.webview.getWebviewById("chatting-" + friendUserId);
					var isRead = true; // 设置消息的默认状态为已读
					if (chatWebview != null) {

						// chatWebview.evalJS("receiveMsg('" + e.data + "')");
						chatWebview.evalJS("receiveMsg('" + msg + "')");
						chatWebview.evalJS("resizeScreen()");
					} else {
						isRead = false; // chatWebview 聊天页面没有打开，标记消息未读状态
					}

					// 接受到消息之后，对消息记录进行签收
					var dataContentSign = new app.DataContent(app.SIGNED, null, chatMsg.messageId);
					CHAT.chat(JSON.stringify(dataContentSign));

					// 保存聊天历史记录到本地缓存
					app.saveUserChatHistory(myId, friendUserId, msg, 2);
					app.saveUserChatSnapshot(myId, friendUserId, msg, isRead);
					// 渲染快照列表进行展示
					loadingChatSnapshot();
				},
				wsclose: function() {
					console.log("连接关闭...");
				},
				wserror: function() {
					console.log("发生错误...");
				},
				signMsgList: function(unSignedMsgIds) {
					// 构建批量签收对象的模型
					var dataContentSign = new app.DataContent(app.SIGNED,
						null,
						unSignedMsgIds);
					// 发送批量签收的请求
					CHAT.chat(JSON.stringify(dataContentSign));
				},
				keepalive: function() {
					// 构建对象
					var dataContent = new app.DataContent(app.KEEPALIVE, null, null);
					// 发送心跳
					CHAT.chat(JSON.stringify(dataContent));

					// 定时执行函数
					fetchUnReadMsg();
					fetchContactList();
				}
			};

			// 每次重连后获取服务器的未签收消息
			function fetchUnReadMsg() {
				var msgIds = ","; // 格式：  ,1001,1002,1003,
				mui.ajax(app.serverUrl, {
					data: {
						"request": {
							"apiName": "/wechat/chatMsgInfoService/listUnReadChatMsgByAcceptUserId",
							"apiVer": "1.0.0",
							"aiToken": app.getToken()
						},
						"params": {}
					},
					dataType: 'json', //服务器返回json格式数据
					type: 'post', //HTTP请求类型
					timeout: 10000, //超时时间设置为10秒；
					headers: {
						'Content-Type': 'application/json'
					},
					success: function(data) {

						if (data.code == 200) {
							var unReadMsgList = data.data.data;

							// 1. 保存聊天记录到本地
							// 2. 保存聊天快照到本地
							// 3. 对这些未签收的消息，批量签收
							for (var i = 0; i < unReadMsgList.length; i++) {
								var msgObj = unReadMsgList[i];
								// 逐条存入聊天记录
								app.saveUserChatHistory(msgObj.acceptUserId,
									msgObj.sendUserId,
									msgObj.msg, 2);
								// 存入聊天快照
								app.saveUserChatSnapshot(msgObj.acceptUserId,
									msgObj.sendUserId,
									msgObj.msg, false);
								// 拼接批量接受的消息id字符串，逗号间隔
								msgIds += msgObj.id;
								msgIds += ",";
							}

							// 调用批量签收的方法
							CHAT.signMsgList(msgIds);
							// 刷新快照
							loadingChatSnapshot();
						}
					}
				});
			}

			// 展示聊天快照，渲染列表
			function loadingChatSnapshot() {
				var user = app.getUserGlobalInfo();
				var chatSnapshotList = app.getUserChatSnapshot(user.userId);

				var chatItemHtml = "";
				var ul_chatSnapshot = document.getElementById("ul_chatSnapshot");
				ul_chatSnapshot.innerHTML = "";
				for (var i = 0; i < chatSnapshotList.length; i++) {
					var chatItem = chatSnapshotList[i];

					var friendId = chatItem.friendId;
					// 根据friendId从本地联系人列表的缓存中拿到相关信息
					var friend = app.getFriendFromContactList(friendId);

					// 判断消息的已读或未读状态
					var isRead = chatItem.isRead;
					var readHtmlBefore = '';
					var readHtmlAfter = '';
					if (!isRead) {
						readHtmlBefore = '<span class="red-point">';
						readHtmlAfter = '</span>';
					}

					chatItemHtml = '<li friendUserId="' + friendId + '" friendNickname="' + friend.nickName +
						'" friendFaceImage="' + friend.faceImage + '" class="chat-with-friend mui-table-view-cell mui-media">' +
						'<div class="mui-slider-right mui-disabled">' +
						'<a id="link_delChatRecord" friendUserId="' + friendId + '" class="mui-btn mui-btn-red">删除</a>' +
						'</div>' +
						'<div class="mui-slider-handle mui-media-body ">' +
						'<img class="mui-media-object mui-pull-left" src="' + app.imageServerUrl + friend.faceImage + '"/>' +
						readHtmlBefore + friend.nickName + readHtmlAfter +
						'<p class="mui-ellipsis">' + chatItem.msg + '</p>' +
						'</div>' +
						'</li>';
					ul_chatSnapshot.insertAdjacentHTML('beforeend', chatItemHtml);
				}

			}



			// 获取后端所有好友列表
			function fetchContactList() {
				var user = app.getUserGlobalInfo();
				mui.ajax(app.serverUrl, {
					data: {
						"request": {
							"apiName": "/wechat/myFriendsInfoService/listUserInfoWithFriendsInfo",
							"apiVer": "1.0.0",
							"aiToken": app.getToken()
						},
						"params": {
							"myUserId": user.userId
						}
					},
					dataType: 'json', //服务器返回json格式数据
					type: 'post', //HTTP请求类型
					timeout: 10000, //超时时间设置为10秒；
					headers: {
						'Content-Type': 'application/json'
					},
					success: function(data) {

						if (data.code == 200) {
							var contactList = data.data.data;
							app.setContactList(contactList);
						}
					}
				});
			}

			// 加载好友请求记录列表
			function loadingFriendRequests() {
				// 获取用户全局对象
				var user = app.getUserGlobalInfo();

				mui.ajax(app.serverUrl, {
					data: {
						"request": {
							"apiName": "/wechat/friendsRequestInfoService/listUserInfoWithRequestInfo",
							"apiVer": "1.0.0",
							"aiToken": app.getToken()
						},
						"params": {
							"myUserId": user.userId
						}
					},
					dataType: 'json', //服务器返回json格式数据
					type: 'post', //HTTP请求类型
					timeout: 10000, //超时时间设置为10秒；
					headers: {
						'Content-Type': 'application/json'
					},
					success: function(data) {
						//服务器返回响应
						if (data.code == 200) {
							var friendRequestList = data.data.data;

							var ul_friend_request_list = document.getElementById("ul_friend_request_list");
							if (friendRequestList != null && friendRequestList.length > 0) {
								var requestHtml = "";
								for (var i = 0; i < friendRequestList.length; i++) {
									requestHtml += renderFriendRequests(friendRequestList[i]);
								}
								ul_friend_request_list.innerHTML = requestHtml;
								// 动态对忽略和通过按钮进行事件绑定
								mui(".btnOper").on("tap", ".ignoreRequest", function(e) {
									var friendId = this.getAttribute("friendId");
									operatorFriendRequest(user.userId, friendId, 0);
								});

								mui(".btnOper").on("tap", ".passRequest", function(e) {
									var friendId = this.getAttribute("friendId");
									operatorFriendRequest(user.userId, friendId, 1);
								});

							} else {
								ul_friend_request_list.innerHTML = "";
							}
						}
					}
				});
			}



			// 操作好友请求
			function operatorFriendRequest(userId, friendId, operType) {
				mui.ajax(app.serverUrl, {
					data: {
						"request": {
							"apiName": "/wechat/friendsRequestInfoService/passOrIgnoreRequest",
							"apiVer": "1.0.0",
							"aiToken": app.getToken()
						},
						"params": {
							"sendUserId": friendId,
							"acceptUserId": userId,
							"operatorType": operType
						}
					},
					dataType: 'json', //服务器返回json格式数据
					type: 'post', //HTTP请求类型
					timeout: 10000, //超时时间设置为10秒；
					headers: {
						'Content-Type': 'application/json'
					},
					success: function(data) {

						if (data.code == 200) {
							console.log(JSON.stringify(data));
							// 更新通讯录
							var myFriendList = data.data.data;
							app.setContactList(myFriendList);

							// 重新加载好友请求记录
							loadingFriendRequests();
						} else {
							app.showToast(data.message, "error");
						}

					}
				});
			}

			// 用于拼接单个朋友的请求
			function renderFriendRequests(friend) {
				var html = "";

				html = '<li class="btnOper mui-table-view-cell mui-media">' +
					'<a href="javascript:;">' +
					'<img class="mui-media-object mui-pull-left" src="' + app.imageServerUrl + friend.faceImage + '">' +
					'<span id="span_nickname" class="mui-pull-right">' +
					'<button friendId="' + friend.id +
					'" type="button" class="ignoreRequest mui-btn mui-btn-grey" style="padding: 4px 10px;margin-right:5px;">忽略</button>' +
					'<button friendId="' + friend.id +
					'" type="button" class="passRequest mui-btn mui-btn-danger" style="padding: 4px 10px;">通过</button>' +
					'</span>' +
					'<div class="mui-media-body">' +
					'<label>' + friend.nickName + '</label>' +
					'<p class="mui-ellipsis">请求添加你为朋友</p>' +
					'</div>' +
					'</a>' +
					'</li>';

				return html;
			}
		</script>
	</body>

</html>
